SRX100B
Announced in: Low memory 512M and 1G SRX100 and SRX200
Chassis
· SRX Series
Is the SRX100B still supported?
No. Juniper ended support for the Low memory 512M and 1G SRX100 and SRX200 on 2019-05-10. No further security fixes will be issued. See Juniper's lifecycle bulletin.
When does the SRX100B reach end of support?
Juniper support for the Low memory 512M and 1G SRX100 and SRX200 ends on 2019-05-10.
What replaces the SRX100B?
Juniper has not published a successor model for the Low memory 512M and 1G SRX100 and SRX200.
What known-exploited CVEs apply to the SRX100B past end of support?
7 CVEs in CISA's Known Exploited Vulnerabilities catalog apply to the platform the Low memory 512M and 1G SRX100 and SRX200 runs. These will not be patched on this device because it is past the Juniper security-support date. See the Known Exploited Vulnerabilities table below for the full list.
Known Exploited Vulnerabilities
This device is past Juniper's security-support date. 7 CVEs in CISA's Known Exploited Vulnerabilities catalog apply to the platform it runs. Juniper is not issuing patches for this model. Isolate, compensate, or refresh.
| CVE | KEV added | Vulnerability | Flags |
|---|---|---|---|
CVE-2025-21590
|
Juniper Junos OS Improper Isolation or Compartmentalization Vulnerability | ||
CVE-2023-36844
|
Juniper Junos OS EX Series PHP External Variable Modification Vulnerability | ||
CVE-2023-36845
|
Juniper Junos OS EX Series and SRX Series PHP External Variable Modification Vulnerability | ||
CVE-2023-36846
|
Juniper Junos OS SRX Series Missing Authentication for Critical Function Vulnerability | ||
CVE-2023-36847
|
Juniper Junos OS EX Series Missing Authentication for Critical Function Vulnerability | ||
CVE-2023-36851
|
Juniper Junos OS SRX Series Missing Authentication for Critical Function Vulnerability | ||
CVE-2020-1631
|
Juniper Junos OS Path Traversal Vulnerability |
Source: CISA Known Exploited Vulnerabilities catalog. The Ransomware flag reflects CISA's own knownRansomwareCampaignUse field, set when the CVE has been observed in ransomware campaigns per their threat intel. It's not a property of the vulnerability description itself.
Correlation is at the platform level, not per-OS-version. Not exhaustive: KEV only lists actively-exploited CVEs and many relevant unexploited vulnerabilities are not here. Verify against vendor security advisories (PSIRT, JSA, PAN-SA) and NVD before acting. See compensating controls if refresh isn't immediate.
SRX100B Lifecycle Overview
The Juniper SRX100B (SRX100B) is a chassis product in the Juniper SRX series. This product has reached end of life as of , meaning Juniper no longer provides technical support, software updates, or hardware replacement for this product. It was last available for purchase on . Organizations still running the SRX100B should plan a migration .
Lifecycle Milestones
| Lifecycle notice published | 12y 6mo ago | |
|---|---|---|
| End of sale | 12y 1mo ago | |
| Last date of support | 7y 1mo ago |
Additional Dates
| Last Warranty Conversion Date | 11y 1mo ago | |
|---|---|---|
| Same Day Support Discontinued Date | 10y 1mo ago | |
| Next Day Support Discontinued Date | 8y 1mo ago |